Deerfield Management BFLY Position
ActiveDeerfield Management held their position in Butterfly Network, Inc. (BFLY) in Q4 2025, holding $13K worth of shares across 733,333 shares.
The position was first reported in Q1 2023 and has been tracked across 12 quarterly 13F filings.
Short interest stands at 12.9% of float with 5.4 days to cover, indicating significant bearish positioning against Deerfield's long thesis.
About Butterfly Network, Inc.
Butterfly Network, Inc., a digital health company, develops, manufactures, and commercializes ultrasound imaging solutions in the United States and internationally. It offers Butterfly iQ, a handheld and single-probe whole body ultrasound system; Butterfly iQ+, a point-of-care ultrasound imaging device that connects with a smartphone, tablet, and hospital computer system; and Butterfly Blueprint, a system-wide ultrasound platform with Compass software that integrates into a healthcare system's clinical and administrative infrastructure. The company also provides Butterfly system, which includes probes, and related accessories and software subscriptions, to healthcare systems, physicians, and healthcare providers through a direct sales force, distributors, and eCommerce channel. In addition, it offers cloud-based software solutions to healthcare systems, teleguidance, in-app educational tutorials, and formal education programs through its Butterfly Academy software, as well as clinical support and services. Butterfly Network, Inc. was incorporated in 2011 and is headquartered in Guilford, Connecticut.
Full company profile →Short Interest
12.9%
5.4 days to cover
Deerfield Management BFLY Position History
| Quarter | Action | Shares | Change | Value |
|---|---|---|---|---|
| Q4 2025 | Held | 733,333 | — | $13K |
| Q3 2025 | Held | 733,333 | — | $33K |
| Q2 2025 | Decreased | 733,333 | -11,635 | $44K |
| Q1 2025 | Increased | 744,968 | +11,635 | $93K |
| Q4 2024 | Held | 733,333 | — | $93K |
| Q3 2024 | Held | 733,333 | — | $60K |
| Q2 2024 | Held | 733,333 | — | $17K |
| Q1 2024 | Held | 733,333 | — | $33K |
| Q4 2023 | Held | 733,333 | — | $26K |
| Q3 2023 | Held | 733,333 | — | $49K |
| Q2 2023 | Held | 733,333 | — | $173K |
| Q1 2023 | New | 733,333 | +733,333 | $195K |
Frequently Asked Questions
Does Deerfield Management own BFLY?
Yes. As of Q4 2025, Deerfield Management holds 733,333 shares of Butterfly Network, Inc. (BFLY) valued at $13K. This data comes from their SEC 13F filing.
How many hedge funds own BFLY?
1 specialist biotech hedge fund currently holds BFLY. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Deerfield Management first buy BFLY?
Deerfield Management's position in BFLY was first reported in Q1 2023. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Deerfield Management's BFLY position increasing or decreasing?
Deerfield Management held their BFLY position unchanged in the most recent quarter.
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